Error in SAP SD Benchmark

Hi experts,

I m new to SAP.

I m running SAP SD Benchmarking .

i m reciving following error for client 900.

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

DS 17 SUBNO 0-1 (blk 18, id 0) TITLE : string not found: 'Change Outbound Delivery'

DS 17 SUBNO 0-1 (blk 18, id 0) TCODE : string not found: 'VL02N'

DS 17 SUBNO 0-1 (blk 18, id 0) STATUS: string not found: 'Delivery note \B has been saved'

DS 17 SUBNO 0-0 (blk 18, id 0) RFC_TR: REQUEST without RETURN

DS 18 SUBNO 0-1 (blk 19, id 0) TITLE : string not found: 'List of Sales Orders'

DS 18 SUBNO 0-1 (blk 19, id 0) TCODE : string not found: 'VA05'

DS 20 SUBNO 0-0 (blk 21, id 1) RFC_TR: no RFC request for response found

DS 20 SUBNO 0-0 (blk 21, id 1) RFC_TR: trying to ignore RFC response...

DS 20 SUBNO 0-1 (blk 21, id 0) TITLE : string not found: 'List of Sales Orders'

DS 20 SUBNO 0-1 (blk 21, id 0) TCODE : string not found: 'VA05'

DS 22 SUBNO 0-1 (blk 23, id 0) STATUS: string not found: 'Document \B has been saved'

DS 22 SUBNO 0 (blk 23, id 4) STATUS: unexpected string found: 'No billing documents were generated. See log'

--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

can anyone have idea why this error occouring?

Regards

Ajit